Develon HX260L Crawler Excavator Shop Manual (950106-03923_A_EN)
Out on sites, this HX260L usually lives in mud, rock, and demolition debris, loading trucks all day and trenching when needed. This shop manual helps you plan a teardown, trace faults, and put the big pieces back together so they actually stay together. Say you’ve got swing noise and metal in the oil—this is what you’d use to strip the swing gearbox, inspect the bearings and gears, follow the torque sequence on reassembly, and verify backlash before you button it up.
Applications & Use Cases
- Strip the boom and arm down, inspect pins and bushings, and align everything on reassembly so you don’t preload the structure or pinch the seals.
- Tear down final drives, trace oil leaks, isolate worn bearings, then follow the general torque and cross‑pattern tightening so the case halves seal right.
- Pull hydraulic pumps and motors, route hoses correctly, bleed the system, and test functions so you don’t cook a new component on startup.
- Plan your workspace for upper‑structure work, check swing bearing wear, and verify bolt stretch before you torque it all back down.
- Rebuild cylinders, inspect rods and tubes, stack shims correctly, and align the gland so it won’t chew a fresh seal kit.
FAQ
Q: Is this a PDF I can search, or just scanned pictures of pages?
A: It’s generally a searchable PDF, so you can jump to systems and trace procedures using the find box.
Q: Can I print just a few sections to take out to the machine?
A: Yeah, you can usually print specific pages, stick them in a sleeve, and keep the full manual clean in the office or laptop.
Safety Note
Always support and block the upper structure and attachments before you crawl under or loosen anything that could shift or drop.
Develon HX260L Crawler Excavator Index:
- Safety, Specification and Systems Operation
- Track Excavator Maintenance Safety
- Safety Instructions
- General
- Long Term Storage
- Maintenance
- Environment and Circumstances
- General Specifications
- Safety Instructions
- General
- Standard Specification
- Performance Tests
- Preparation for Performance Tests
- Operational Performance Standard Table
- Operational Performance Test
- Front, Specifications
- Track Shoes, Wear Limits and Tolerances
- Idler, Wear Limits and Tolerances
- Upper Roller, Wear Limits and Tolerances
- Lower Roller, Wear Limits and Tolerances
- Engine Specifications
- Safety Instructions
- Engine Specification
- Engine Performance Curves
- Ambient Temperature Sensor
- Tightening Torques
- Hydraulic Systems and Structure Specifications
- Safety Instructions
- Main Control Valve
- Main Pump
- Swing Device
- Travel Device
- Other Hydraulic Components
- General Maintenance Instructions
- Safety Instructions
- Welding Precautions and Instructions
- Hydraulic System – General Precautions
- Maintenance Service and Repair Procedure
- Hydraulic System Cleanliness and Oil Leaks
- Cleaning and Inspection
- Standard Torques
- Safety Instructions
- Torque Values for Standard Metric Fasteners
- Torque Values for Standard U.S. Fasteners
- Type 8 Phosphate Coated Hardware
- Torque Values for Hose Clamps
- ORFS Swivel Nut Recommended Torque
- Torque Values for Split Flanges
- Torque Wrench Extension Tools
- Loctite Applications
- Engine
- Safety Instructions
- Component location
- Fuel System
- Lubrication system
- Electrical System
- Intake/Exhaust System
- Cooling System
- Aftertreatment System
- Systems Operation, Description and Inspection
- Safety Instructions
- Overview – Components Layout
- Components Operation, Description and Inspection
- Safety Instructions
- Main Pump
- Main Control Valve
- Swing Device
- Systems Operation and Description
- Safety Instructions
- Components Layout of Electrical System
- SAVM (Smart Around View Monitoring)
- Weighing and Lift Assist Pro
- Radar System
- Advanced Detection System
- Joystick Steering
- PHM (Prognostics & Health Management)
- 2D MG/MC Calibration
- Service Menu
- Lift Assist Pro Service Calibration
- Air Conditioner System
- Refrigerant System Repairs
- Troubleshooting
- Electrical System
- Removal and Installation
- Engine
- Safety Instructions
- Before Removing and Installing
- ECU (Engine Control Unit)
- V-Belt
- Alternator
- Starter Motor
- DEF (adblue®) Quality Sensor
- Sensors – After Treatment
- Engine Assembly
- Hydraulic Systems and Structure
- Safety Instructions
- Before Removing and Installing
- Drive Coupling
- Undercovers
- Joystick Valve (Work Lever)
- Travel Control Valve
- Main Control Valve
- Main Pump
- Hydraulic Oil Tank
- Fuel Tank
- Swing Device
- Center Joint
- Track Guard
- Travel Device
- Cabin
- Air Condenser Filter
- Electric and Electronic
- Safety Instructions
- Before Removing and Installing
- Battery Assembly
- EPOS Controller
- Slave EPOS Controller
- TGU Controller
- SAVM Controller
- Microphone Controller
- Smart Key Controller
- Wiper Controller
- DC-DC Controller
- PHM Controller
- Display Controller
- ESU Controller
- 3D MC Controller
- Cabin Photo Sensor
- Cabin Switches
- Display Monitor
- Hour Meter
- Smart Junction Box
- Wiper Motor
- Troubleshooting Guide
- Wiring Harness Layout
- Safety Instructions
- Wiring Device
- Error Code
- Safety Instructions
- EPOS Error Code
- Engine Fault Code List
- Schematics
- Hydraulic Schematic
- Electric Schematic
- Main Harness
- Cabin Harness
- Cabin Harness (Floor)
- MCV Joint Harness
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